Rear View Monitor System (W/ Navigation System) Back-Up Light Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK NAVIGATION SYSTEM TYPE
CHECK VEHICLE SIGNAL (DISPLAY SIGNAL CHECK MODE)
CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)
CHECK NAVIGATION RECEIVER ASSEMBLY
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - BACK-UP LIGHT SWITCH ASSEMBLY)
REAR VIEW MONITOR SYSTEM (w/ Navigation System) - Back-up Light Circuit |
DESCRIPTION
The navigation receiver assembly receives signal from back-up light switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1.CHECK NAVIGATION SYSTEM TYPE |
Check navigation system type.
ResultResult
| Proceed to
|
for HDD Navigation System
| A
|
for DVD Navigation System
| B
|
2.CHECK VEHICLE SIGNAL (DISPLAY SIGNAL CHECK MODE) |
Enter the "Failure Check/Setting" mode and select "Vehicle Signal" (RAV4_ACA30 RM000003A3N00MX.html).
Check that the display changes between ON and OFF according to the shift lever operation.
- OK:
Shift Lever Position
| Display
|
R
| ON
|
Except R
| OFF
|
- HINT:
- This display is updated once per second. As a result, it is normal for the display to lag behind the actual change in the switch.
3.CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE) |
Enter the "Display Check" mode and select "Vehicle Signal Check Mode" (RAV4_ACA30 RM000003A3N00LX.html).
Check that the display changes between ON and OFF according to the shift lever operation.
- OK:
Shift Lever Position
| Display
|
R
| ON
|
Except R
| OFF
|
- HINT:
- This display is updated once per second. As a result, it is normal for the display to lag behind the actual shift lever operation.
4.CHECK NAVIGATION RECEIVER ASSEMBLY |
Disconnect the E57 navigation receiver assembly connector.
Measure the voltage according to the value(s) in the table below.
- Standard Voltage:
Tester Connection
| Switch Condition
| Specified Condition
|
E57-5 (REV) - Body ground
| Ignition switch ON, shift lever in R
| 11 to 14 V
|
E57-5 (REV) - Body ground
| Ignition switch ON, shift lever not in R
| Below 1 V
|
ResultResult
| Proceed to
|
OK (for HDD Navigation System)
| A
|
OK (for DVD Navigation System)
| B
|
NG
| C
|
5.CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - BACK-UP LIGHT SWITCH ASSEMBLY) |
Disconnect the E57 navigation receiver assembly connector.
Disconnect the B25 back-up light switch assembly connector.
Measure the resistance the according to the value(s) in the table below.
- Standard Resistance:
Tester Connection
| Condition
| Specified Condition
|
E57-5 (REV) - B25-1
| Always
| Below 1 Ω
|
E57-5 (REV) - Body ground
| Always
| 10 kΩ or higher
|
ResultResult
| Procedure to
|
OK (for EB61)
| A
|
OK (for EB61F)
| B
|
OK (for E352F)
| C
|
NG
| D
|
| |
|
| |
|
| REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|